How To Run Memory Diagnostics Portable May 2026

Once the test finishes, your PC will reboot automatically. Often, a notification pop-up will show the result. If it doesn't appear: Right-click the button and select Event Viewer . Go to Windows Logs > System .

Most RAM has a limited lifetime warranty. If a stick is dead, you can often get a free replacement from the manufacturer (Corsair, G.Skill, Crucial, etc.). how to run memory diagnostics

Release the key when a progress bar or language selection appears. Once the test finishes, your PC will reboot automatically

If any of these tests report "Hardware problems" or "Address errors," your RAM is likely physically damaged. Go to Windows Logs > System

If the test finds a memory issue, it will provide a reference code (usually starting with PPM ). You can check these codes on Apple’s support site. What to do if errors are found?